2-(3-Nitro-1H-pyrazol-1-yl)acetohydrazide

3-(4-Nitro-pyrazol-1-ylmethyl)-benzoic acid hydrazide

4-Amino-5-pyridin-3-yl-4 H -[1,2,4]triazole-3-thiol

3-[5-(4-Bromo-phenyl)-furan-2-yl]-acrylic acid ethyl ester

6-Iodo-7-nitro-3 H -isobenzofuran-1-one

5-Nitro-benzo[b]thiophene-2-carboxylic acid ethyl ester

4-(3-Methoxy-phenyl)-2-oxo-2,3-dihydro-thiazole-5-carboxylic acid ethyl ester

4-(4-Fluoro-phenyl)-2-oxo-2,3-dihydro-thiazole-5-carboxylic acid ethyl ester

2- sec -Butylamino-4-methyl-thiazole-5-carboxylic acid ethyl ester

2-Cyclopropylamino-4-trifluoromethyl-thiazole-5-carboxylic acid ethyl ester

1-Cyclopentyl-1 H -pyrazole-3-carboxylic acid ethyl ester